lignum.dk is a .dk domain served by 2 nameservers (adel.ns.cloudflare.com, gabriel.ns.cloudflare.com). It was registered on 31 May 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.160.220.14 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk and 1 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 217.160.220.14 | 300s | ip217-160-220-14.pbiaas.com | AS8560 | IONOS SE | 217.160.0.0/16 | 🇩🇪 Germany | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.62.184 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:247a:256:2c00::1 | 300s | hostworld.dk | AS8560 | IONOS SE | 2a02:2478:0:0:0:0:0:0/29 | 🇩🇪 Germany | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 1 | 100 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| facebook-domain-verification=mwx1g4kw5snk1wsqiijwzb2zz3opg1 |
| have-i-been-pwned-verification=dweb_hyppwo3a3fc3enf0o01f9aym |
| MS=ms33156070 |
| openai-domain-verification=dv-hPDi0NK55wNu41wZqIaMLx5k |
| P-YHQWg8b7yT |
| sentinelone-domain-verification=b1NNHAaMzKy4MoHXQaHa9tseX2Q3zNHTcs95mRPFJet |
| v=spf1 include:_lignum_dk.spf-protect.com include:spf.permido.com -all |
| Policy | Record (lignum.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_lignum_dk.spf-protect.com include:spf.permido.com -all |
| Policy | Record (_dmarc.lignum.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:698c82b88d802@dmarc-dk.centerasecurity.com |
| www | 85.215.77.216 (AS8560) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 4/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2409534637 |
| Primary NS (MNAME) | adel.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2012-05-31 |
| Expires | 2027-05-31 (225d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 14:56:07 | 588ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-12 10:16:04 | 2151ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-11 09:07:54 | 868ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-09 05:04:26 | 1947ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-30 01:49:11 | 1345ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-27 12:53:59 | 9876ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-23 11:39:53 | 1153ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-18 07:05:48 | 2076ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-28 04:36:49 | 1156ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-25 18:29:52 | 2188ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-13 18:41:30 | 1944ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-12 13:29:57 | 5717ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-03 19:11:11 | 2254ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-24 15:49:20 | 2269ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-23 15:11:32 | 11114ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-22 13:02:31 | 33642ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-21 12:29:00 | 1465ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-17 21:33:03 | 7496ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-16 03:00:34 shown | 17451ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-13 20:31:53 | 1488ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-11 16:56:02 | 17318ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-27 21:10:28 | 1114ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-26 01:25:28 | 3079ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-18 02:00:05 | 1628ms | 2 NS 1 A 3 MX | 🔒 Secure |